Waves GTR sounds extremely muddy

I have the waves GTR plugin so i started working with it and clean i can get very descent sounds out of it but now i am trying to get a good distortion sounds and it is somehow extremely dark and muddy.

it sounds absolutely horrible. How it this possible?i am using a HSS start directly in my Ediroll FA66 interface in to Logic Xi have my input level setup so it doesn't clip. I hope someone can help me out!!